Noise Control

The microprocessing chip is adopted for this product . The device detects the noise with a Microphone,and with the amplifying circuit and programming conntrol, it transfers the noise into digital signal, classify and display the noise in 3 different lights, Red Yellow and Green. It is mainly used in classroom , conference center , and special sports halls needs noise monitoring .

Project set up time：April. 2010，At present has been updated to the two generation product (Product No.: 78450, 754568)